Patents by Inventor Kai Guo

Kai Guo has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Publication number: 20210311939
    Abstract: A specification of one or more query response modules from a third-party entity different from an entity providing a search service is received. A search query from a user is received. The search query is processed at least in part with the search service to determine whether any of the one or more query response modules are applicable to the search query. In response to a determination that at least one of the one or more query response modules is applicable to the search query, one of the query response modules is selected for the search query. The selected query response module is executed to determine a module answer content. The search query is processed to identify links to content responsive to the search query. A response to the search query is provided including by embedding the module answer content in a user interface providing at least a portion of the identified links.
    Type: Application
    Filed: April 7, 2020
    Publication date: October 7, 2021
    Inventors: Eugene Shtilkind, Andrii Kovalenko, Kai Guo, Rohit Katta, Yonatan Perez, Sancho Pinto, James Brown
  • Patent number: 11125922
    Abstract: The present disclosure provides a structured retroreflector. The structured retroreflector includes a transparent substrate, a plurality of transflective structure layers disposed on one side of the transparent substrate and mutually laminated and parallel, wherein distances between any two adjacent transflective structure layers are equal and 0.1? to 10?, ? being a wavelength of incident light, and a transparent filling layer disposed between any two adjacent transflective structure layers.
    Type: Grant
    Filed: July 31, 2019
    Date of Patent: September 21, 2021
    Assignee: BOE Technology Group Co., Ltd.
    Inventors: Kai Guo, Xiaolong Li, Xueling Gao, Kuanjun Peng, Shengnan Li, Weixing Liu
  • Publication number: 20210265439
    Abstract: The present disclosure provides a pixel compensation circuit and a manufacturing method thereof, an OLED array substrate and a manufacturing method thereof, and a display device. The pixel compensation circuit includes a first TFT and a second TFT on a substrate. The first TFT includes: a first electrode on the substrate, a first interlayer dielectric layer on a side of the first electrode away from the substrate and having an opening exposing at least a portion of the first electrode; a second electrode on a side of the first interlayer dielectric layer away from the first electrode; and an active layer extending from the second electrode to the first electrode. The second TFT includes: an active layer on the substrate; and a first electrode and a second electrode in a same layer and on a side of the active layer of the second TFT away from the substrate.
    Type: Application
    Filed: April 10, 2020
    Publication date: August 26, 2021
    Inventors: Jintao PENG, Yanan NIU, Kuanjun PENG, Kai GUO, Bin QIN, Xiaolong LI, Wanpeng TENG
  • Publication number: 20210244860
    Abstract: Resorbable implants, coverings and receptacles comprising poly(butylene succinate) and copolymers thereof have been developed. The implants are preferably sterilized, and contain less than 20 endotoxin units per device as determined by the limulus amebocyte lysate (LAL) assay, and are particularly suitable for use in procedures where prolonged strength retention is necessary, and can include one or more bioactive agents. The implants may be made from fibers and meshes of poly(butylene succinate) and copolymers thereof, or by 3d printing molding, pultrusion or other melt or solvent processing method. The implants, or the fibers preset therein, may be oriented. These coverings and receptacles may be used to hold, or partially/fully cover, devices such as pacemakers and neurostimulators. The coverings, receptacles and implants described herein, may be made from meshes, webs, lattices, non-wovens, films, fibers, foams, molded, pultruded, machined and 3D printed forms.
    Type: Application
    Filed: April 30, 2021
    Publication date: August 12, 2021
    Inventors: Simon F. Williams, Said Rizk, David P. Martin, Skander Limem, Kai Guo, Amit Ganatra, German Oswaldo Hohl Lopez
  • Publication number: 20210230350
    Abstract: A preparation method of a flexible polyurethane foam includes the following steps of: (1) subjecting an epoxidized vegetable oil, a benzoylformic acid, a basic catalyst, and an inert solvent to a ring-opening reaction in a first microchannel reactor of a microchannel reaction device to obtain a vegetable oil polyol; (2) subjecting the vegetable oil polyol obtained in the step (1), a propylene oxide and an inert solvent to an addition polymerization reaction in a second microchannel reactor of the microchannel reaction device to obtain a vegetable oil polyol for flexible polyurethane foam; and (3) using the vegetable oil polyol for flexible polyurethane foam obtained in the step (2) as the unique polyol, and subjecting the same and an isocyanate polyol to a foaming reaction to obtain the flexible polyurethane foam.
    Type: Application
    Filed: April 12, 2021
    Publication date: July 29, 2021
    Inventors: Kai GUO, Zheng FANG, Junjie TAO, Wei He, Chengkou LIU, Jindian DUAN, Xin LI, Ning ZHU, Jiangkai QIU, Shiyu GUO, Pingkai OUYANG
  • Publication number: 20210230390
    Abstract: A method of a polyurethane foam includes the following steps of: (1) simultaneously pumping a mixed solution prepared from hydrogen peroxide, an organic acid, a catalyst and a stabilizer and a vegetable oil into a first microstructured reactor of a micro-channel modular reaction device for reacting to obtain a reaction solution containing epoxidized vegetable oil; (2) simultaneously pumping the reaction solution containing the epoxidized vegetable oil obtained from the step (1) and a compound of formula III into a second microstructured reactor of the micro-channel modular reaction device for reaction to obtain a vegetable oil polyol; and (3) reacting the vegetable oil polyol prepared from the step (2) with a foam stabilizer, a cyclohexylamine, an isocyanate and a foaming agent cyclopentane for foaming so as to prepare a rigid polyurethane foam.
    Type: Application
    Filed: April 12, 2021
    Publication date: July 29, 2021
    Inventors: Kai GUO, Zheng FANG, Chengkou LIU, Ning ZHU, Jingjing MENG, Junjie TAO, Xin HU, Xin LI, Chuanhong QIU, Pingkai OUYANG
  • Patent number: 11072698
    Abstract: The invention relates to a composition comprising (A) a propylene-based polymer, (B) an elastomer of ethylene and ?-olefin comonomer having 4 to 10 carbon atoms and (C) an inorganic filler, wherein (A) the propylene-based polymer has a melt flow index of 60 to 150 dg/min measured according to ASTM D1238 (2.16 kg/230° C.) and wherein (B) the elastomer has a density of 0.840 to 0.865 g/cm3, wherein (B) the elastomer has a melt flow index of 3 to 13 dg/min measured in accordance with ASTM D1238 using a 2.16 kg weight and at a temperature of 190° C., wherein the amount of (B) the elastomer is 2 to 30 wt % based on the total composition, wherein the amount of (C) the inorganic filler is 0.1 to 30 wt % based on the total composition.
    Type: Grant
    Filed: August 2, 2018
    Date of Patent: July 27, 2021
    Assignee: SABIC GLOBAL TECHNOLOGIES B.V.
    Inventors: Ting Huang, Kai Guo, Yang Fu, Ji Zhou, Dake Shen, Maria Soliman
  • Publication number: 20210180453
    Abstract: A process for supporting an anchor bolt and an anchor cable on a continuous mining working face is provided. A four-arm top anchor bolt drill carriage serves as a front carriage, a six-arm side anchor bolt and top anchor cable and top anchor cable drill carriage serves as a rear carriage, and the two carriages are arranged in a front-rear direction to work in parallel. Four anchor bolt drill machines of the four-arm top anchor bolt drill carriage face to a top plate. Two drill machines are disposed in front of the six-arm side anchor bolt and the top anchor cable drill carriage. At a distance of four meters away, another two drill machines are disposed. Two top anchor cable drill machines are disposed in a middle of the anchor bolt drill machines and face to the top plate.
    Type: Application
    Filed: October 25, 2018
    Publication date: June 17, 2021
    Inventors: Changyan PU, Mingpu WANG, Limin WU, Fang LIU, Yaohui FAN, Peng WANG, Minglei WANG, Lihui LI, Fei HAN, Kai GUO
  • Patent number: 11015021
    Abstract: Disclosed in the present invention is a preparation method for a polyester, relating to the technical field of organic catalysis and polymeric materials. The preparation method in the present invention comprises: (1) using pyridine and saccharin in a ratio of 1:1 to prepare pyridine saccharin salt in tetrahydrofuran at 60° C. and separating the pyridine saccharin salt out in methanol and hexane. (2) Freeing out a small amount of pyridine from the pyridine saccharin salt in a heating state, catalyzing by the pyridine saccharin salt and pyridine a cyclic lactone or a carbonate to be ring-opened and polymerized to form the polyester; and the system has no other compound residues. (3) In the presence of an alcohol initiator, catalyzing by the pyridine saccharin salt the cyclic lactone to be ring-opened and polymerized to obtain the polyester. The catalytic system can efficiently synthesize a specific polylactone.
    Type: Grant
    Filed: April 24, 2018
    Date of Patent: May 25, 2021
    Assignee: NANJING TECH UNIVERSITY
    Inventors: Kai Guo, Fulan Wei, Zhenjiang Li, Hui Zhu, Siming Chen, Yu Gao
  • Patent number: 11009534
    Abstract: Embodiments of the present invention relate to water leakage detection. Data obtained by a smart electricity meter during a predefined time period is collected, where the smart electricity meter is associated with a water-consuming unit. Usages of certain electric appliances in the water-consuming unit during the predefined time period are determined based on the collected data. The electricity consumption of those appliances is correlated to water consumption. The legitimate water consumption of the water-consuming unit during the predefined time period is then determined based on the usages of the electric appliances.
    Type: Grant
    Filed: September 24, 2015
    Date of Patent: May 18, 2021
    Assignee: International Business Machines Corporation
    Inventors: Xing Xing Di, Kai Guo, Peng Tang, Chen Tian, Jian Wang, Chi Xu, Yu Yuan
  • Patent number: 10994057
    Abstract: Resorbable implants, coverings and receptacles comprising poly(butylene succinate) and copolymers thereof have been developed. The implants are preferably sterilized, and contain less than 20 endotoxin units per device as determined by the limulus amebocyte lysate (LAL) assay, and are particularly suitable for use in procedures where prolonged strength retention is necessary, and can include one or more bioactive agents. The implants may be made from fibers and meshes of poly(butylene succinate) and copolymers thereof, or by 3d printing molding, pultrusion or other melt or solvent processing method. The implants, or the fibers preset therein, may be oriented. These coverings and receptacles may be used to hold, or partially/fully cover, devices such as pacemakers and neurostimulators. The coverings, receptacles and implants described herein, may be made from meshes, webs, lattices, non-wovens, films, fibers, foams, molded, pultruded, machined and 3D printed forms.
    Type: Grant
    Filed: August 31, 2020
    Date of Patent: May 4, 2021
    Assignee: TEPHA, INC.
    Inventors: Simon F. Williams, Said Rizk, David P. Martin, Skander Limem, Kai Guo, Amit Ganatra, German Oswaldo Hohl Lopez
  • Publication number: 20210122906
    Abstract: The invention relates to a composition comprising (A) a propylene-based polymer, (B) an elastomer of ethylene and ?-olefin comonomer having 4 to 10 carbon atoms and (C) an inorganic filler, wherein (A) the propylene-based polymer has a melt flow index of 60 to 150 dg/min measured according to ASTM D1238 (2.16 kg/230° C.) and wherein (B) the elastomer has a density of 0.840 to 0.865 g/cm3, wherein (B) the elastomer has a melt flow index of 3 to 13 dg/min measured in accordance with ASTM D1238 using a 2.16 kg weight and at a temperature of 190° C., wherein the amount of (B) the elastomer is 2 to 30 wt % based on the total composition, wherein the amount of (C) the inorganic filler is 0.1 to 30 wt % based on the total composition.
    Type: Application
    Filed: August 2, 2018
    Publication date: April 29, 2021
    Inventors: Ting Huang, Kai Guo, Yang Fu, Ji Zhou, Dake Shen, Maria Soliman
  • Publication number: 20210110759
    Abstract: An embodiment of the present disclosure provides a driving circuit, a driving method thereof, a display panel and a display device. The driving circuit includes a first transistor electrically connected between a signal input terminal and a light emitting device to be driven, a duration control circuit configured to provide a signal of a duration data signal terminal to a gate of the first transistor in response to a signal of a duration scanning signal terminal, and a latch circuit electrically connected with the gate of the first transistor and configured to latch the signal of the gate of the first transistor.
    Type: Application
    Filed: October 12, 2019
    Publication date: April 15, 2021
    Inventors: Wei QIN, Weixing LIU, Tieshi WANG, Kai GUO, Xiaolong LI, Kuanjun PENG, Zhiqiang XU, Wanpeng TENG
  • Publication number: 20210087211
    Abstract: It discloses a polyether polyols for preparing flexible polyurethane foam, and a preparation method and application thereof. The method comprises the following steps: (1) carrying out a reaction on phosphorus oxychloride, epichlorohydrin, a first acidic catalyst and an inert solvent in a first microchannel reactor to obtain a chloroalkoxy phosphorus compound; (2) carrying out a reaction on the chloroalkoxy phosphorus compound, glycidol, a second acidic catalyst and an inert solvent in a second microchannel reactor to obtain a hydroxy compound; (3) carrying out a ring-opening reaction on the hydroxy compound, epoxy vegetable oil, a basic catalyst and an inert solvent in a third microchannel reactor to obtain a vegetable oil polyol; and (4) carrying out an addition polymerization reaction on the vegetable oil polyol, propylene oxide and an inert solvent in a fourth microchannel reactor to obtain the polyether polyols for preparing flexible polyurethane foam.
    Type: Application
    Filed: December 1, 2020
    Publication date: March 25, 2021
    Inventors: Kai GUO, Zheng FANG, Wei HE, Ning ZHU, Xin HU, Jiangkai QIU, Chengkou LIU, Jingjing MENG, Jindian DUAN, Pingkai OUYANG
  • Publication number: 20210079203
    Abstract: A pipe- or tube-shaped article having an innermost layer, wherein the innermost layer has a thickness of 0.001 to 100 mm and comprises a polyolefin composition comprising a) a propylene-ethylene copolymer, wherein the amount of repeat units derived from ethylene is 1 to 20 wt % based on the weight of the propylene-ethylene copolymer and wherein the propylene-ethylene copolymer has a density of at most 0.9 g/cm3 as determined by ASTM D1505 and b) an olefin polymer selected from high-density polyethylene HDPE), linear low density polyethylene (LLDPE), polypropylene (PP) and combinations thereof.
    Type: Application
    Filed: January 15, 2019
    Publication date: March 18, 2021
    Inventors: Dongbo XING, Hongtao SHI, Kai GUO, Xiqiang LIU, Dong WAN, Maria SOLIMAN
  • Publication number: 20210047484
    Abstract: Resorbable implants, coverings and receptacles comprising poly(butylene succinate) and copolymers thereof have been developed. The implants are preferably sterilized, and contain less than 20 endotoxin units per device as determined by the limulus amebocyte lysate (LAL) assay, and are particularly suitable for use in procedures where prolonged strength retention is necessary, and can include one or more bioactive agents. The implants may be made from fibers and meshes of poly(butylene succinate) and copolymers thereof, or by 3d printing molding, pultrusion or other melt or solvent processing method. The implants, or the fibers preset therein, may be oriented. These coverings and receptacles may be used to hold, or partially/fully cover, devices such as pacemakers and neurostimulators. The coverings, receptacles and implants described herein, may be made from meshes, webs, lattices, non-wovens, films, fibers, foams, molded, pultruded, machined and 3D printed forms.
    Type: Application
    Filed: August 28, 2020
    Publication date: February 18, 2021
    Inventors: Simon F. Williams, Said Rizk, David P. Martin, Skander Limem, Kai Guo, Amit Ganatra, German Oswaldo Hohl Lopez
  • Publication number: 20210046212
    Abstract: Resorbable implants, coverings and receptacles comprising poly(butylene succinate) and copolymers thereof have been developed. The implants are preferably sterilized, and contain less than 20 endotoxin units per device as determined by the limulus amebocyte lysate (LAL) assay, and are particularly suitable for use in procedures where prolonged strength retention is necessary, and can include one or more bioactive agents. The implants may be made from fibers and meshes of poly(butylene succinate) and copolymers thereof, or by 3d printing molding, pultrusion or other melt or solvent processing method. The implants, or the fibers preset therein, may be oriented. These coverings and receptacles may be used to hold, or partially/fully cover, devices such as pacemakers and neurostimulators. The coverings, receptacles and implants described herein, may be made from meshes, webs, lattices, non-wovens, films, fibers, foams, molded, pultruded, machined and 3D printed forms.
    Type: Application
    Filed: August 28, 2020
    Publication date: February 18, 2021
    Inventors: Simon F. Williams, Said Rizk, David P. Martin, Skander Limem, Kai Guo, Amit Ganatra, German Oswaldo Hohl Lopez
  • Publication number: 20210029296
    Abstract: An electronic device includes an image sensor configured to receive light that is incident on the electronic device through a lens and generate image data, a gyroscope configured to generate rotation motion data of the electronic device, and an image stabilizer configured to generate translation motion data of the electronic device based on the image data received from the image sensor and to generate a stabilized image by compensating for a motion of the electronic device while capturing the image, such as vibration of a handheld device. The stabilized image is generated based on filtered translation motion data obtained by performing a first filtering operation on the translation motion data and filtered rotation motion data obtained by performing a second filtering operation on the rotation motion data received from the gyroscope.
    Type: Application
    Filed: October 12, 2020
    Publication date: January 28, 2021
    Applicant: Samsung Electronics Co., Ltd.
    Inventors: Kai GUO, Seung-won CHOI
  • Publication number: 20210027711
    Abstract: A pixel circuit includes a sensing circuit, a gray-scale control circuit and a light-emitting switch circuit; the sensing circuit is configured to charge and discharge a sensing capacitor when a sensing capacitor is formed by a touch object and an anode layer of OLED; the gray-scale control circuit is configured to control the light-emitting intensity of the OLED; the light-emitting switch circuit is configured to control the OLED to emit light.
    Type: Application
    Filed: March 25, 2020
    Publication date: January 28, 2021
    Inventors: Wei QIN, Zhiqiang XU, Xiaolong LI, Tieshi WANG, Weixing LIU, Kai GUO, Jintao PENG, Yanan NIU, Kuanjun PENG
  • Publication number: 20210012462
    Abstract: An image correction method is provided. The image correction method includes receiving an input image from a first camera; receiving a guide image from a second camera; generating a corrected image by performing image correction on the input image using the guide image, the image correction being performed by an image generation unit having a pre-learned image generation parameter learned using a training image; generating a quality value of the corrected image by an image evaluation unit having an pre-learned image evaluation parameter learned using the training image; and performing the image correction on the corrected image again when the quality value of the corrected image is less than a set value, and outputting the corrected image as a final image when the quality value of the corrected image is greater than the set value.
    Type: Application
    Filed: June 9, 2020
    Publication date: January 14, 2021
    Inventors: Tae-Ui KIM, Kai GUO